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Recent questions tagged exercise1-4

If $A=\{1,2,3,4\},B=\{3,4,5,6\},C=\{5,6,7,8\}$ and $D=\{7,8,9,10\}$ Find $A\cup B$

asked May 26, 2014 by sreemathi.v

1 answer

If $A$ and $B$ are two sets such that $A \subset B$,then what is $A\cup B$?

asked May 26, 2014 by sreemathi.v

1 answer

Let $A=\{a,b\},B=\{a,b,c\}$.Is $A\subset B$?What is $A\cup B$?

asked May 26, 2014 by sreemathi.v

1 answer

Find the union of the following sets $ A={1,2,3},B=\phi$

asked May 26, 2014 by sreemathi.v

1 answer

Find the union of following sets $A=\{x : x$ is a natural number and $1 < x\leq 6\},B=\{x : x$ is a natural number and $6 < x < 10\}$

asked May 26, 2014 by sreemathi.v

1 answer

Find the union of the following sets $A=\{x : x$ is a natural number and multiple of $3 \},B=\{x : x$ is a natural number less than $6\}$

asked May 26, 2014 by sreemathi.v

1 answer

Find the union of the following sets $A=\{a,e,i,o,u\},B=\{a,b,c\}$

asked May 26, 2014 by sreemathi.v

1 answer

Find the union of the following sets $X=\{1,3,5\},Y=\{1,2,3\}$

asked May 26, 2014 by sreemathi.v

1 answer

A small seminar hall can hold 100 chairs.Three different colours(red,blue and green) of chairs are available. The cost of a red chair is Rs.240, cost of a blue chair is Rs.260, and the cost of a green chair is Rs.300. The total cost of chair is Rs.25,000. Find atleast 3 different solution of the number of chairs in each colour to be purchased.

asked Mar 29, 2013 by poojasapani_1

1 answer

Solve the following non-homogeneous system of linear equation by determinant method: $\large \frac{1}{x}+\frac{2}{y}-\frac{1}{z}=1\;;\frac{2}{x}+\frac{4}{y}+\frac{1}{z}=5\;;\frac{3}{x}-\frac{2}{y}-\frac{2}{z}=0$

asked Mar 29, 2013 by poojasapani_1

1 answer

Solve the following non-homogeneous system of linear equation by determinant method : $ 2x-y+z=2\;,6x-3y+3z=6\;,4x-2y+2z=4$

asked Mar 29, 2013 by poojasapani_1

1 answer

Solve the following non-homogeneous system of linear equation by determinant method : $x+2y+z=6\;,3x+3y-z=3\;,2x+y-2z=-3 $

asked Mar 29, 2013 by poojasapani_1

1 answer

Solve the following non-homogeneous system of linear equation by determinant method : $3x+y-z=2\;,2x-y+2z=6\;,2x+y-2z=-2 $

asked Mar 29, 2013 by poojasapani_1

1 answer

Solve the following non-homogeneous system of linear equation by determinant method : $ 2x+y-z=4\;,x+y-2z=0\;,3x+2y-3z=4 $

asked Mar 29, 2013 by poojasapani_1

1 answer

Solve the following non-homogeneous system of linear equation by determinant method : $x+y+z=4\;,x-y+z=2\;,2x+y-z=1 $

asked Mar 29, 2013 by poojasapani_1

1 answer

Solve the following non-homogeneous system of linear equation by determinant method : $4x+5y=9\;,8x+10y=18 $

asked Mar 29, 2013 by poojasapani_1

1 answer

Solve the following non-homogeneous system of linear equation by determinant method: $2x+3y=5\;,4x+6y=12 $

asked Mar 29, 2013 by poojasapani_1

1 answer

Solve the following non-homogeneous system of linear equation by determinant method : $3x+2y=5\;,x+3y=4$

asked Mar 29, 2013 by poojasapani_1

1 answer

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